From 610cba317c28d1b4ecb6ea36c754c225f4b917ad Mon Sep 17 00:00:00 2001 From: Daniel Henrique Barboza Date: Mon, 26 Sep 2022 14:38:45 -0300 Subject: [PATCH] hw/nios2: set machine->fdt in nios2_load_dtb() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This will enable support for 'dumpdtb' QMP/HMP command for all nios2 machines that uses nios2_load_dtb(). Cc: Chris Wulff Cc: Marek Vasut Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Daniel Henrique Barboza Message-Id: <20220926173855.1159396-7-danielhb413@gmail.com> --- hw/nios2/boot.c | 8 +++++++- hw/nios2/meson.build | 2 +- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/hw/nios2/boot.c b/hw/nios2/boot.c index 21cbffff47..b30a7b1efb 100644 --- a/hw/nios2/boot.c +++ b/hw/nios2/boot.c @@ -43,6 +43,8 @@ #include "boot.h" +#include + #define NIOS2_MAGIC 0x534f494e static struct nios2_boot_info { @@ -81,6 +83,7 @@ static uint64_t translate_kernel_address(void *opaque, uint64_t addr) static int nios2_load_dtb(struct nios2_boot_info bi, const uint32_t ramsize, const char *kernel_cmdline, const char *dtb_filename) { + MachineState *machine = MACHINE(qdev_get_machine()); int fdt_size; void *fdt = NULL; int r; @@ -113,7 +116,10 @@ static int nios2_load_dtb(struct nios2_boot_info bi, const uint32_t ramsize, } cpu_physical_memory_write(bi.fdt, fdt, fdt_size); - g_free(fdt); + + /* Set machine->fdt for 'dumpdtb' QMP/HMP command */ + machine->fdt = fdt; + return fdt_size; } diff --git a/hw/nios2/meson.build b/hw/nios2/meson.build index 6c58e8082b..22277bd6c5 100644 --- a/hw/nios2/meson.build +++ b/hw/nios2/meson.build @@ -1,5 +1,5 @@ nios2_ss = ss.source_set() -nios2_ss.add(files('boot.c')) +nios2_ss.add(files('boot.c'), fdt) nios2_ss.add(when: 'CONFIG_NIOS2_10M50', if_true: files('10m50_devboard.c')) nios2_ss.add(when: 'CONFIG_NIOS2_GENERIC_NOMMU', if_true: files('generic_nommu.c')) -- 2.11.4.GIT